Troubled smartphone group Blackberry has confirmed that it took delivery of a private jet in July, just months before it announced thousands of job cuts and said it expected to make an operating loss of almost $1 billion in the second quarter.

Troubled smartphone group Blackberry has confirmed that it took delivery of a private jet in July, just months before it announced thousands of job cuts and said it expected to make an operating loss of almost $1 billion in the second quarter.